CN108997018A - A kind of green building refractory material - Google Patents
A kind of green building refractory material Download PDFInfo
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- CN108997018A CN108997018A CN201810940005.0A CN201810940005A CN108997018A CN 108997018 A CN108997018 A CN 108997018A CN 201810940005 A CN201810940005 A CN 201810940005A CN 108997018 A CN108997018 A CN 108997018A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1321—Waste slurries, e.g. harbour sludge, industrial muds
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/135—Combustion residues, e.g. fly ash, incineration waste
- C04B33/1352—Fuel ashes, e.g. fly ash
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/138—Waste materials; Refuse; Residues from metallurgical processes, e.g. slag, furnace dust, galvanic waste
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/36—Reinforced clay-wares
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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Abstract
The invention discloses a kind of green building refractory materials for belonging to construction material preparation technical field.Raw material including following parts by weight: 30-50 parts of flyash, 20-30 parts of sludge, alkaline industrial residue 10-20 parts, 10-20 parts of tailing, 3-8 parts of glass fibre.Refractory material prepared by the present invention, with flyash, sludge, alkaline industrial residue, the industrial wastes such as tailing are as raw material, turn waste into wealth, while handling solid refuse, prepares high-performance refractory construction material, the fire-resistive construction material of preparation has higher porosity, fire resistance rating is high, light-weight, and tension and compressive property are above the construction material of similar size porosity.
Description
Technical field
The invention belongs to construction material preparation technical fields, and in particular to a kind of green building refractory material.
Background technique
Increasingly developed with China's industrial economy, industrial output value increasingly increases, the consumption and demand to refractory material
Increase with day, the waste discharge that simultaneous industrial production generates also can be more and more.Utilize industrial residue remanufacture
Utilized again by industrial production at product is to solve trade waste discharge, energy conservation and environmental protection, a kind of splendid selection for development of rising in value.
Patent 200810180158.6 discloses a kind of composite combining corundum based refractory materials.The refractory material is matched
Side are as follows: 3-1mm corundum or alumina hollow ball 30-54%, 1-0.0088mm corundum or alumina hollow ball 7-30%, d90 <
0.088mm schmigel 16-30%, alpha-aluminium oxide micro mist 3-10%, can alumina hydrate 2-8%, silicon ash 0.2-2%, barium aluminate water
Mud 0-2%, additional high efficiency water reducing agent (polycarboxylic acids+sulphonated naphtalene formaldehyde polymer+sulfonated melamine polymer) 0.05-0.4%,
Additional polyacrylic lotion 1-6%, external adding water 1-6%.Although the refractory material has good high temperature resistance,
Its material therefor is more expensive, and material fragility is high, not folding, matter weight.
Patent 201410338642.2 discloses a kind of light-weight foamed fire resistive material product and its production technology.Material is matched
Side are as follows: clayey grog refractory 30-48%, alumina 10-30%, kyanite 5-20%, alumina powder 0-10%, silicon ash 2-
10%, aluminous cement 15-30%, high strength gypsum 0-6%, additional vegetable protein foaming agent 0.1-0.8%, outer adding citric acid
0.2-1.0%, additional sodium tripolyphosphate 0-0.8%, additional building concrete third generation water-reducing agent 0.05-0.2%, outer addition polymerization
Tacryl 0.1-0.8%, external adding water 50-70%.The production technology of the product are as follows: plant foaming agent according to the above ratio adds
The foaming cylinder for entering molding equipment is diluted with 1: 20 water, then is blown into compressed air and produces foam；Secondly, weighing residue according to the ratio
Raw material, the spice cylinder of molding equipment is added, afterwards plus remaining water mix is at slurry；Then, slurry and foam are respectively pressed into
Pipeline is mixed into fluidised form foam concrete in the duct；Then, injection mold is starched with by foam concrete, is conserved, is taken off
Green body is made after firing in 1300-1350 DEG C × 4-8 hours in mould, drying；Finally, being cut into green body with fixed dimension
Refractory product.Although the refractory material fire resistance is good, light weight, intensity is low, and resistance to compression and tensile capacity are weak.
Summary of the invention
The purpose of the present invention is to provide a kind of green building refractory materials.
A kind of green building refractory material, the raw material including following parts by weight: 30-50 parts of flyash, sludge 20-30
Part, alkaline industrial residue 10-20 parts, 10-20 parts of tailing, 3-8 parts of glass fibre.
It is described alkalinity industrial residue be chromium slag, magnesium slag, one of waste plaster mold or more than one.
The tailing be iron tailings, molybdic tailing, phosphorus tailing, zinc tailing, one of copper tailing or more than one.
Preferably, the raw material of the refractory material further includes that olivine is fine ore 10-20 parts discarded.
Preferably, the raw material of the refractory material further includes 5-8 parts of polyvinyl butyral.
Preferably, the raw material of the refractory material further includes CsPbCl35-8 parts.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, 30-50 parts of flyash are taken, 20-30 parts of sludge, alkaline industrial residue 10-20 parts, tailing
It 10-20 parts, 3-8 parts of glass fibre, is put into ball mill and dry grinds, obtain mixed dry material；
(2) water for accounting for 0.5-2 times of mixed dry material weight is added, wet-milling obtains mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material.
The temperature of the sintering is 1200-1500 DEG C；The heating rate of the sintering process controls are as follows: -800 DEG C of room temperature
When, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/min；At 1200-1500 DEG C, 3 DEG C/min；The time of the sintering is 1-3h.
It is fine ore 10-20 parts discarded that olivine is additionally added in the step (1).
5-8 parts of polyvinyl butyral or CsPbCl are additionally added in the step (2)35-8 parts.
Beneficial effects of the present invention: refractory material prepared by the present invention, with flyash, sludge, alkaline industrial residue, tail
The industrial wastes such as mine are turned waste into wealth as raw material, while handling solid refuse, prepare high-performance refractory construction material, system
Standby fire-resistive construction material has higher porosity, and fire resistance rating is high, and light-weight, tension and compressive property are above similar size
The construction material of porosity.
Specific embodiment
The present invention will be further described combined with specific embodiments below.
Embodiment 1
A kind of green building refractory material, the raw material including following parts by weight: flyash 40kg, sludge 25kg, magnesium slag
15kg, molybdic tailing 15kg, glass fibre 5kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 40kg is taken, sludge 25kg, magnesium slag 15kg, molybdic tailing 15kg, glass fibre
5kg is put into ball mill and dry grinds, and obtains mixed dry material；
(2) addition accounts for 1 times of mixed dry material weight of water, and wet-milling obtains mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1400℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1400 DEG C, 3 DEG C/min；The time of the sintering is 2h.
Embodiment 2
A kind of green building refractory material, the raw material including following parts by weight: flyash 30kg, sludge 20kg, chromium slag
10kg, iron tailings 10kg, glass fibre 3kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 30kg, sludge 20kg, chromium slag 10kg, iron tailings 10kg, glass fibre are taken
3kg is put into ball mill and dry grinds, and obtains mixed dry material；
(2) addition accounts for 0.5 times of mixed dry material weight of water, and wet-milling obtains mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1200℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, the burning
The time of knot is 1h.
Embodiment 3
A kind of green building refractory material, the raw material including following parts by weight: flyash 50kg, sludge 30kg are discarded
Gypsum mold 20kg, zinc tailing 20kg, glass fibre 8kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 50kg, sludge 30kg, waste plaster mold 20kg, zinc tailing 20kg, glass are taken
Glass fiber 8kg, is put into ball mill and dry grinds, obtain mixed dry material；
(2) addition accounts for 2 times of mixed dry material weight of water, and wet-milling obtains mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1500℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1500 DEG C, 3 DEG C/min；The time of the sintering is 3h.
Embodiment 4
A kind of green building refractory material, the raw material including following parts by weight: flyash 40kg, sludge 25kg, magnesium slag
15kg, molybdic tailing 15kg, glass fibre 5kg, olivine discard fine ore 15kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 40kg is taken, sludge 25kg, magnesium slag 15kg, molybdic tailing 15kg, glass fibre
5kg, olivine discard fine ore 15kg, are put into ball mill and dry grind, obtain mixed dry material；
(2) addition accounts for 1 times of mixed dry material weight of water, and wet-milling obtains mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1400℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1400 DEG C, 3 DEG C/min；The time of the sintering is 2h.
Embodiment 5
A kind of green building refractory material, the raw material including following parts by weight: flyash 40kg, sludge 25kg, magnesium slag
15kg, molybdic tailing 15kg, glass fibre 5kg, polyvinyl butyral 6kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 40kg is taken, sludge 25kg, magnesium slag 15kg, molybdic tailing 15kg, glass fibre
5kg is put into ball mill and dry grinds, and obtains mixed dry material；
(2) addition accounts for 1 times of mixed dry material weight of water, and polyvinyl butyral 6kg is then added, and wet-milling is mixed
Slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1400℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1400 DEG C, 3 DEG C/min；The time of the sintering is 2h.
Embodiment 6
A kind of green building refractory material, the raw material including following parts by weight: flyash 40kg, sludge 25kg, magnesium slag
15kg, molybdic tailing 15kg, glass fibre 5kg, CsPbCl3 6kg。
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 40kg is taken, sludge 25kg, magnesium slag 15kg, molybdic tailing 15kg, glass fibre
5kg is put into ball mill and dry grinds, and obtains mixed dry material；
(2) addition accounts for 1 times of mixed dry material weight of water, and CsPbCl is then added36kg, wet-milling obtain mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1400℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1400 DEG C, 3 DEG C/min；The time of the sintering is 2h.
Embodiment 7
A kind of green building refractory material, the raw material including following parts by weight: flyash 40kg, sludge 25kg, magnesium slag
15kg, molybdic tailing 15kg, LiNi0.3Co0.3Mn0.4O21kg, glass fibre 5kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 40kg is taken, sludge 25kg, magnesium slag 15kg, molybdic tailing 15kg, glass fibre
5kg is put into ball mill and dry grinds, and obtains mixed dry material；
(2) addition accounts for 1 times of mixed dry material weight of water, adds LiNi0.3Co0.3Mn0.4O21kg, wet-milling are mixed
Slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1400℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1400 DEG C, 3 DEG C/min；The time of the sintering is 2h.
Embodiment 8
A kind of green building refractory material, the raw material including following parts by weight: flyash 40kg, sludge 25kg, magnesium slag
15kg, molybdic tailing 15kg, LiNi0.4Co0.4Mn0.2O21kg, glass fibre 5kg.
The preparation method of above-mentioned green building refractory material carries out in accordance with the following steps:
(1) according to parts by weight, flyash 40kg is taken, sludge 25kg, magnesium slag 15kg, molybdic tailing 15kg, glass fibre
5kg is put into ball mill and dry grinds, and obtains mixed dry material；
(2) addition accounts for 1 times of mixed dry material weight of water, adds LiNi0.4Co0.4Mn0.2O21kg, wet-milling are mixed
Slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material；The temperature of the sintering is
1400℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5 DEG C/
min；At 1200-1400 DEG C, 3 DEG C/min；The time of the sintering is 2h.
Experimental example:
According to the preparation method of embodiment 1-8, it is made having a size of 160mm × 40mm × 40mm brick test block, certainly by test block
So after dry 12h, it is heat-treated to constant weight in 200 DEG C of vacuum air dry ovens, is cooled to room temperature, is carried out often with universal testing machine
Warm flexural strength and compressive resistance test, as a result referring to table 1:
Table 1
Note: * represents P < 0.05 compared with example 1 group.
As can be seen from Table 1, the flexural strength of embodiment 1-4, embodiment 8 are suitable, are not significantly different, embodiment 5-7
Material flexural strength be significantly higher than embodiment 1.The compressive resistance of embodiment 1-3, embodiment 5 are suitable, are not significantly different, real
Example 4 is applied, the compressive resistance of embodiment 6-8 is significantly higher than embodiment 1.
The measurement of bulk density and apparent porosity is carried out to the sample of embodiment 1-8, measurement result is as shown in table 2:
Table 2
Note: * represents P < 0.05 compared with example 1 group.
The volume of sample density of embodiment 1-4 is suitable as can be seen from Table 2, is not significantly different, the sample of embodiment 5-8
Bulk density is substantially less than embodiment 1；The sample apparent porosity of embodiment 1-4 is suitable, is not significantly different, embodiment 5-8's
Sample apparent porosity is significantly higher than embodiment 1.
Claims (10)
1. a kind of green building refractory material, which is characterized in that the raw material including following parts by weight: 30-50 parts of flyash, dirty
20-30 parts of mud, alkaline industrial residue 10-20 parts, 10-20 parts of tailing, 3-8 parts of glass fibre.
2. green building refractory material according to claim 1, which is characterized in that the alkalinity industrial residue is chromium slag, magnesium
Slag, one of waste plaster mold or more than one.
3. green building refractory material according to claim 1, which is characterized in that the tailing is iron tailings, molybdic tailing, phosphorus
Tailing, zinc tailing, one of copper tailing or more than one.
4. green building refractory material according to claim 1, which is characterized in that the raw material of the refractory material further includes olive
Olive stone is fine ore 10-20 parts discarded.
5. green building refractory material according to claim 1, which is characterized in that the raw material of the refractory material further includes gathering
5-8 parts of vinyl butyral.
6. green building refractory material according to claim 1, which is characterized in that the raw material of the refractory material further includes
CsPbCl35-8 parts.
7. the preparation method of green building refractory material described in claim 1, which is characterized in that carry out in accordance with the following steps:
(1) according to parts by weight, 30-50 parts of flyash are taken, 20-30 parts of sludge, alkaline industrial residue 10-20 parts, tailing 10-20
Part, it 3-8 parts of glass fibre, is put into ball mill and dry grinds, obtain mixed dry material；
(2) water for accounting for 0.5-2 times of mixed dry material weight is added, wet-milling obtains mixed slurry；
(3) mixed slurry is atomized with sprayer penetrating granulation tower, is dried, and obtains mixing granule；
(4) mixing granule is sent in hydraulic forming machine and is formed, obtain green body, dry green body；
(5) it by the blank sintering after drying, is cooled to room temperature after sintering, obtains refractory material.
8. the preparation method of green building refractory material according to claim 1, which is characterized in that the temperature of the sintering is
1200-1500℃；The heating rate of the sintering process controls are as follows: at -800 DEG C of room temperature, 10 DEG C/min；At 800-1200 DEG C, 5
℃/min；At 1200-1500 DEG C, 3 DEG C/min；The time of the sintering is 1-3h.
9. the preparation method of green building refractory material according to claim 1, which is characterized in that in the step (1) also
It is fine ore 10-20 parts discarded that olivine is added.
10. the preparation method of green building refractory material according to claim 1, which is characterized in that in the step (2) also
It is added polyvinyl butyral 5-8 parts or CsPbCl35-8 parts.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113943144A (en) * | 2021-12-06 | 2022-01-18 | 江西省建筑卫生陶瓷质量监督检验中心 | Solid waste ceramic tile and preparation method and application thereof |
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